What are the properties of the Real Number System

DISTRIBUTIVE To remove parentheses by multiplying the outside number through the parentheses, or to put parentheses in by dividing out a GCF. _____ 1) The equation x + 4 = 4 + x is an illustration of the (1) associative property (3) commutative property (2) distributive property (4) additive inverse ................
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